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The ULTIMATE Bolt On Fuelling Upgrade for B58! HE140i Dorch DS25 Fuel Pump Installation and Review

HUGE Suspension Upgrade for the HE140i – AST 5300 Series Coilovers

For the next instalment in the HE140i journey, we acquire a set of AST 5300 3-way adjustable coilovers. This huge upgrade in suspension promises to transform the way our M140i performs on both road and track – join us as we find out.

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